Question 1068761
{{{P(Hit)=0.3}}}
{{{P(Miss)=0.7}}}
So,
{{{P(HHH)=P(H)P(H)P(H)=0.3(0.3)(0.3)=0.027}}}
and
{{{P(MMM)=0.7^3=0.343}}}
and
{{{P(2H)=P(HHM)+P(HMH)+P(MHH)=3(0.3)(0.3)(0.7)=0.189}}}